ONCC

AcronymDefinition
ONCCOncology Nursing Certification Corporation
ONCCOffice of the National Culture Commission (Thailand)
ONCCOFWAT (Office of Water Services) National Customer Council
ONCCOfficial Nelson Commemorations Committee (Nelson's Island, Egypt)
ONCCOpera Nazionale Ciechi Civili (Italian: National Opera Association for the Blind)
ONCCOffice of Water Services National Consumer Council (United Kingdom)